Development APIs

Project to promote open source collaboration during December

Free and simple counting service. You can use it to track page hits and specific events

34+ AI agent infrastructure services including memory, wallets, and scheduling

Search and compare developer free tiers, startup credits, and pricing changes

Estimates the age from a first name

Amazon product, search & batch scraping API with residential proxies (1000 free)

Turn any website into a build-ready Android, iOS, PWA or Electron app project

Multiples services and public APIs

World-class APIs in a single hub

Real-time status and uptime monitoring for 270+ APIs and services

Extract device details from user-agent string

Chrome based screenshot API for developers

APILayer is a unified API marketplace with 40+ production-ready APIs for finance, geolocation, weather, data, and AI. Trusted by 2.2M+ developers

Wikipedia for Web APIs, OpenAPI/Swagger specs for public APIs

Build and ship applications that scale using certified APIs for every use case

App Store and Google Play reviews, ratings, rankings and app metadata

Automatically creates changelog entries from deployments by analyzing pull requests, commits, and code diffs across your GitHub repositories

Our SERP API delivers lightning-fast Google search results at unbeatable prices. Built for developers who need reliable, scalable access to search data without the complexity of web scraping or CAPTCHA challenges.

The Azure DevOps basic components of a REST API request/response pair

Building quick backends

Build a mock Rest API endpoint in seconds

Bitbucket API

La plus grande API de Blagues FR/The biggest FR jokes API

Schedule screenshots of web pages and sync them to your cloud

Control IoT Devices from Blynk IoT Cloud

Find random activities to fight boredom

Make A Free A.I Brain

API to personalize your product with logos, colors, and company info from any domain

An index of billions of pages in a single call

Free hosting for HTML, JSON, key-value, files, multi-file sites with short URLs and TTL retention

Headless browser API for automation, scraping, and more

Easily make screenshots of web pages in any screen size, as any device

Library info on CDNJS

Structured changelog metadata from open source projects

Secure random string generator

AI visibility scoring for domains: ADP, llms.txt, Schema.org, MCP endpoints

Manage DNS, CDN, Workers and other services; documented with an official OpenAPI 3.0 spec

Get IP Address, Timestamp, User Agent, Country Code, IATA, HTTP Version, TLS/SSL Version & More

Online Compiler for Various Languages

OpenAI Codex usage-limit reset history, verified announcements and 24h/48h reset probability

Used to retrieve and apply transformations to images

Real-time public data, ready to use. Extract web data from Amazon, TikTok, Google Maps and more with 100+ ready-made tools

Get around the dreaded CORS error by using this proxy as a middle man

Corsfix lets you fetch any resource and bypass CORS errors, free for development environment

Free and simple counting service. You can use it to track page hits and specific events

Convert CSV files to JSON with this API. Ideal for developers who want to automate data workflows and integrate structured data

Service to manage your databricks account,clusters, notebooks, jobs and workspaces

Developer-first APIs. Enterprise-ready infrastructure. Sampla data, avatars, image processing and a lot more.

Generate editable draw.io architecture diagrams from text or infrastructure code

Status of all DigitalOcean services

Domain availability and registrar pricing across 52 TLDs

Interact with Docker Hub

Domain name search to find all domains containing particular words/phrases/etc

Domain availability across 1200+ TLDs with registration and renewal prices

Real-time status for GitHub, AWS, Discord and 90+ services

A simple JSON store API

Deterministic tools for AI agents: X12 EDI, check digits, time, cron, JSON repair

Create and manage customizable forms within your applications

Generate styled, accessible HTML forms from JSON definitions with validation

Make your app fast and responsive for a global audience with Gcore CDN.

Scalable, secure, and reliable hybrid cloud services anywhere in the world.

Fast and resilient DNS hosting service by Gcore. Improve the performance and availability of your online business.

Provide numerous capabilities for important testing and monitoring methods for websites

Estimates a gender from a first name

Dynamically capture full page screenshots of websites.

Trigger an email notification with a simple GET request

Get Published content into your Website, App or other embedded media

Make use of GitHub repositories, code and user info programmatically

Automate GitLab interaction programmatically

Chat for Developers

Image generation API

API to read, write, and format Google Docs documents

Google's mobile application development platform that helps build, improve, and grow app

Metadata for all families served by Google Fonts

API to read, write, and format Google Keep notes

API to read, write, and format Google Sheets data

API to read, write, and format Google Slides presentations

Online REST API for Testing and Prototyping

GraphQL and REST API Engine with built in Authorization

REST API to programmatically create apps, provision add-ons and perform other task on Heroku

Hipster-themed lorem ipsum generator for placeholder text

A lightweight, fast, and customizable app for testing and designing APIs. A free, fast, and beautiful

Basic DNS query via HTTP GET request

Domains Data API for Developers

Test endpoints for client and server HTTP/2 protocol support

A Simple HTTP Request & Response Service

A Simple HTTP Request & Response Service with HTTP/3 Support by Cloudflare

a free command-line HTTP client for the API era

Use your Android phone as an SMS gateway to send and receive SMS messages via a simple HTTP API

API for domain search, professional email finder, author finder and email verifier

Convert text to speech

Get Epoch time

IP Address API

IFTTT Connect API

Generate charts, QR codes and graph images

Retrieve structured data from a website or RSS feed

A free API client that allows you to design, debug, test, and mock APIs locally, on Git, or cloud.

Geographic location of an IP address or any domain name along with some other useful information

IP address, country and city

WHOIS domain name lookup

Geographic location of an IP address or any domain name along with some other useful information

A simple IP Address API

Another simple IP Address API

IP geolocation and threat data API

A free IP Geolocation and proxy/tor/VPN detection API

Check if websites and online services are currently down

Package info and download stats on jsDelivr CDN

Convert JSON to JSONP (on-the-fly) for easy cross-domain data requests using client-side JavaScript

Free JSON storage service. Ideal for small scale Web apps, Websites and Mobile apps

Fake REST API for testing and prototyping

Hassle-free JSON hosting. Convert your JSON file to an API in minutes at no cost.

Simple key-value storage REST API for quick prototyping

Creates diagrams from textual descriptions

Unofficial REST API for choosealicense.com

Generate logs

Online Lua 5.1 Decompiler

Retrieve vendor details and other information regarding a given MAC address or an OUI

Release dates, end-of-life dates and system requirements for Magento Open Source, Adobe Commerce and Mage-OS versions

This API lets you upload and transform a Markdown file to HTML

Upload Markdown and get JSON with one API call

Extract metadata, Open Graph tags, and structured data from any URL

Simple database service

8 serverless AI APIs for sentiment analysis, copy generation, email verification, & OCR

Fake Rest API for developers

Mock user defined test JSON for REST API endpoints

Get IP address information

Public IP address with network, location, and connection details

Transform MySQL EXPLAIN output to interactive graphs

Estimate the nationality of a first name

Netlify is a hosting service for the programmable web

Network calculators, including subnets, DNS, binary, and security tools

Query information about your favorite Node.js libraries programatically

AI-native web search, scraping, and crawling API that delivers clean, structured, real-time web data. Used by top AI companies

Self-serve customer engagement solution for Push Notifications, Email, SMS & In-App

Self-serve customer engagement solution for Push Notifications, Email, SMS & In-App

API for calculating and comparing metrics of different websites using Page Rank algorithm

The All-in-one API Platform

Really simple API to retrieve Open Graph data from an URL

Generate QR codes and manage dynamic (editable) QR codes with scan analytics

Generate barcode images (QR, Code 128, EAN, Data Matrix and more) in SVG, PNG, JPG or PDF

Live status and incidents for 170+ cloud and SaaS providers from official feeds

API for Fake Data, image/video conversion, optimization, pdf optimization and thumbnail generation

Screenshot, PDF, video recording, OG image, and page inspection via REST API

Public API for javascript, css and font libraries on PageCDN

A self-hostable API that returns randomized messages for past-due invoices

Real-time smartphone specifications database for 263 devices

Piloterr web scraping API handles headless browsers, rotates proxies for you, and offers json-parsed data extraction

Pipedream is the fastest way to build powerful applications that connect all the services in your stack

Schedule webhooks for future delivery with retries and delivery tracking

Tool for testing APIs

Secure AI APIs in iOS - No SDK, Just Change Your API URL

API of self-hosted Proxmox VE. Address: https://your.server:8006/api2/json/ (configuring in installation process)

Scraping and crawling anticaptcha service

Free auto-updating list of live-tested proxies (HTTP/HTTPS/SOCKS4/SOCKS5), refreshed every 6 h

Rotating Proxy API that produces a working proxy on every request

Push notifications for Android & iOS

Realtime features

QR codes and barcodes (Code 128, EAN-13, Data Matrix, PDF417 + more). SVG or PNG output

Generate and decode / read QR code graphics

Create an easy to read QR code and URL shortener

Generate static QR codes in SVG, PNG, JPG, WebP, PDF, or EPS

Static and Dynamic QR code generator with custom and unique QR code design

Integrate custom and unique looking QR codes into your system or workflow

Integrate custom and unique looking QR codes into your system

Generate chart and graph images

Can be used to get AI Response, jokes, memes, and much more at lightning-fast speed

One API for 185+ live web data sources including search, social, e-commerce, real estate, jobs and finance, returning clean JSON

Reverse AJAX service to notify clients

Lets you programmatically manage your Render services (web apps, APIs, and static sites) including deployments, scaling, and configuration

A hosted REST-API ready to respond to your AJAX requests

Send a Google Search URL and receive visible result blocks as structured JSON

Returns RSS feed in JSON format using feed URL

Returns RSS feed in JSON format using feed URL

A free, RESTful API used to screenshot any desktop, or mobile website

Scraping API with Chrome fingerprint and residential proxies

Easily build scalable web scrapers

Undetectable web scraping API

Real-time, Scalable Proxy & Web Scraping REST API

Scrapfly is an enterprise-grade solution providing Web Scraping API that aims to simplify the scraping process by managing everything: real browser rendering, rotating proxies, and fingerprints (TLS, HTTP, browser) to bypass all major anti-bots.

Headless Chrome scraping with a simple API

Proxy API for Web scraping

Success-only web scraping API — credits are only charged when a scrape actually succeeds, no charge on failed requests

Take programmatic screenshots of web pages from any website

Screenshot API for developers that captures any URL in one HTTP request with predictable output

Website screenshots, PDFs, HTML rendering, caching, and webhooks

Create pixel-perfect website screenshots

Screenshot API, 1000 free requests per month

Convert URLs, HTML, or Markdown into PNG, JPEG, WebP, or PDF with a simple screenshot API

Screenshot and video capture API to transform any URL into high-quality images and recordings

Real-Time Google SERP API

Open-source meta-search engine aggregating results from multiple sources

Sent is a unified API for messaging across SMS and apps like WhatsApp

Comprehensive SEO audit with 28 checks, scoring, and prioritized recommendations

The Generate SEO Tags API generates all the most important META tags based on any content

Color conversion, complementary, grayscale and contrasted text

Check realtime Google SERP Rank of any keywords

SerpApi's Search API makes it easy and fast to scrape Google and other search engines

Real-Time & Accurate Google Search Results API

Service for generating data and executing logic to create various games and puzzles

Easy Google Sheets and Excel Online API

Easy google sheets integration

ALL-CAPS AS A SERVICE

Extract metadata, tech stack, emails, and screenshots from any URL

Developer utility API with 13+ tools: QR codes, screenshots, image processing, hashing, and more

Project Sonar DNS Enumeration API

SonarQube REST APIs to detect bugs, code smells & security vulnerabilities

CSV to JSONL conversion API

Q&A forum for developers

A free CDN for developers

Scrape YouTube, web, and files into text. Get AI-ready, clean data for your next project.

Autogenerate images with template

Unified agent API: search, scrape, enrich, image gen, TTS, STT, messaging. One key, 20+ capabilities

Webhooks as a Service

SERP data from major search engines with a free trial

Get structured results from Google, Bing, Yandex, and DuckDuckGo through one API, with fast, reliable responses

API testing tool

Extract web pages as Markdown or structured data for AI apps

Free APIs by an AI agent on a VPS: actor lookup, word-of-the-day, poems, jokes, ping

Open-source localization (i18n) platform enabling you to translate you app fast

Api and service management platform

User agent parsing API is designed to help you better understand and interact with your users. By identifying browser, device, and OS data from user agent strings, this API empowers you with accurate, real-time insights into your audience.

Secure User-Agent String Lookup JSON API

203 JSON endpoints: hashing, encoding, unit conversion, text, dates and file conversion

Code compiler supporting 35+ languages mentioned at wandbox.org

Code compiler supporting 35+ languages mentioned at wandbox.org

Extract SEO metadata, contact emails, social links, and tech stack (<200ms)

Extract structured data from any public URL

Web content extraction for LLMs with scrape, crawl, search, and summarize

Web Scraping API with built-in proxies and JS rendering

Convert YAML to JSON (on-the-fly)

Web Scraping API that bypasses anti-bot solutions while offering JS rendering, and rotating proxies

API platform for Development, Deployment, and Docs - add auth, rate-limiting, and monetization fast